Whereas Level 2 Eye contact might final half a second, Level 3 will last 3/4 of a second. Humans are wired to spend extra time looking at things they find attractive on an unconscious stage. So of their thoughts, they’re nonetheless breaking eye contact with you, however in follow, they’re actually looking at you 50% longer than they’d normally. Most persons are not comfortable holding eye contact with strangers, what would sign the curiosity here is that their eyes were drawn to you in the first place. So it’s not the breaking it so much that’s necessary, what’s necessary is that they consciously looked at you.